According to recent filings covering the 90 days ending February 07, 2026, the three most significant insider holders at Entegris are Executive Chair Bertrand Loy (306.42K shares), Evp & Coo Todd James Edlund (175.40K shares), Director Brian F. Sullivan (97.59K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Bertrand Loy | Executive Chair | 306,422 | 04 Feb, 2026 |
| Todd James Edlund | Evp & Coo | 175,399 | 01 Apr, 2022 |
| Brian F. Sullivan | 97,591 | 21 May, 2021 | |
| Stuart Tison | Svp & President And Scem | 85,372 | 21 Feb, 2023 |
| David Reeder | President & Ceo | 58,457 | 21 Aug, 2025 |
| Susan G. Rice | Svp And Global Human Resources | 56,912 | 14 Aug, 2025 |
| Michael A Bradley | 53,488 | 29 Apr, 2022 | |
| Robert Nicholas Burns | 44,418 | 03 May, 2021 | |
| Clinton M. Haris | Svp & President And Aps Division | 37,743 | 22 Jan, 2026 |
| Daniel D. Woodland | Svp & President And Ms Division | 36,089 | 20 Aug, 2025 |
| Joseph Colella | Svp And General Counsel | 34,364 | 07 Nov, 2025 |
| Bruce W. Beckman | Svp And Finance | 28,821 | 21 Feb, 2023 |
| Linda Lagorga | Svp And Chief Financial Officer | 27,920 | 19 May, 2025 |
| Neil Richards | Svp And Goscq | 27,849 | 08 Apr, 2025 |
| William James Shaner | Svp & President And Amh | 25,676 | 03 Apr, 2024 |
| James Gentilcore | 25,655 | 25 Apr, 2025 | |
| Azita Saleki-Gerhardt | 24,971 | 25 Apr, 2025 | |
| James P Lederer | 20,434 | 11 Dec, 2025 | |
| Gregory B Graves | Evp & Cfo | 19,703 | 23 Feb, 2023 |
| Michael Besnard | Svp And Chief Commercial Officer | 17,936 | 08 Apr, 2025 |
| Paul L H Olson | 17,199 | 29 Apr, 2022 | |
| James Anthony O'Neill | Svp & Cto | 15,704 | 08 Apr, 2025 |
| Olivier Blachier | Svp And Chief Strategy Officer | 14,124 | 18 Nov, 2025 |
| Yvette Kanouff | 11,121 | 25 Apr, 2025 | |
| Corey Rucci | Svp And Business Development | 8,540 | 31 Mar, 2022 |
| Rodney Clark | 7,500 | 13 Jun, 2025 | |
| Michael Sauer | Vp And Controller & Cao | 5,665 | 08 Apr, 2025 |
| James Robert Anderson | 4,877 | 25 Apr, 2024 | |
| Mary G Puma | 4,104 | 25 Apr, 2025 | |
| Inc Entegris | 4,104 | 25 Apr, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 02 Feb, 2026 | Bertrand Loy | Common Stock | D | 200 | $115.96 | 371,472 | D | S |
| 02 Feb, 2026 | Bertrand Loy | Common Stock | D | 9,292 | $118.43 | 359,768 | D | S |
| 02 Feb, 2026 | Bertrand Loy | Common Stock | D | 2,412 | $117.19 | 369,060 | D | S |
| 02 Feb, 2026 | Bertrand Loy | Common Stock | D | 34,522 | $120.25 | 308,822 | D | S |
| 02 Feb, 2026 | Bertrand Loy | Common Stock | D | 16,424 | $119.13 | 343,344 | D | S |
| 02 Feb, 2026 | Bertrand Loy | Common Stock | D | 2,400 | $120.91 | 306,422 | D | S |
| 02 Feb, 2026 | Bertrand Loy | Common Stock | A | 65,250 | $55.72 | 371,672 | D | M |
| 21 Jan, 2026 | Clinton M. Haris | Common Stock | A | 5,830 | $55.72 | 43,573 | D | M |
| 21 Jan, 2026 | Clinton M. Haris | Common Stock | D | 5,830 | $120.00 | 37,743 | D | S |
| 10 Dec, 2025 | James P Lederer | - | - | 20,434 | D | |||
| 10 Dec, 2025 | James P Lederer | Common Stock | D | 2,008 | $92.84 | 20,434 | D | S |
| 01 Dec, 2025 | Bertrand Loy | Common Stock | D | 40,865 | $77.09 | 306,165 | D | S |
| 01 Dec, 2025 | Bertrand Loy | Common Stock | A | 57,570 | $33.33 | 363,390 | D | M |
| 01 Dec, 2025 | Bertrand Loy | Common Stock | D | 16,360 | $76.34 | 347,030 | D | S |
| 01 Dec, 2025 | Bertrand Loy | Common Stock | D | 345 | $77.65 | 305,820 | D | S |
| 17 Nov, 2025 | Olivier Blachier | Common Stock | D | 488 | $77.43 | 14,124 | D | S |
| 17 Nov, 2025 | Olivier Blachier | - | - | 14,124 | D | |||
| 14 Nov, 2025 | Olivier Blachier | Common Stock | D | 445 | $78.28 | 14,612 | D | F |
| 14 Nov, 2025 | Olivier Blachier | - | - | 14,612 | D | |||
| 06 Nov, 2025 | Joseph Colella | - | - | 34,364 | D |